20132896

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^2\times {\mathrm{311}}^1$

素因数の和:362

約数の個数: 72

約数和(自身を含む): 48275136

約数和(自身を除く): 28142240

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 68, 112, 119, 136, 224, 238, 272, 289, 311, 476, 544, 578, 622, 952, 1156, 1244, 1904, 2023, 2177, 2312, 2488, 3808, 4046, 4354, 4624, 4976, 5287, 8092, 8708, 9248, 9952, 10574, 16184, 17416, 21148, 32368, 34832, 37009, 42296, 64736, 69664, 74018, 84592, 89879, 148036, 169184, 179758, 296072, 359516, 592144, 629153, 719032, 1184288, 1258306, 1438064, 2516612, 2876128, 5033224, 10066448, 20132896]

約数ペア:

[(1, 20132896), (2, 10066448), (4, 5033224), (7, 2876128), (8, 2516612), (14, 1438064), (16, 1258306), (17, 1184288), (28, 719032), (32, 629153), (34, 592144), (56, 359516), (68, 296072), (112, 179758), (119, 169184), (136, 148036), (224, 89879), (238, 84592), (272, 74018), (289, 69664), (311, 64736), (476, 42296), (544, 37009), (578, 34832), (622, 32368), (952, 21148), (1156, 17416), (1244, 16184), (1904, 10574), (2023, 9952), (2177, 9248), (2312, 8708), (2488, 8092), (3808, 5287), (4046, 4976), (4354, 4624)]